---
name: "gt-splitfasta"
section: "1"
platform: "linux"
package: "genometools"
version: "1.6.5+ds-2.2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/gt-splitfasta"
---

# gt-splitfasta(1)

Split the supplied fasta file.

## NAME

gt-splitfasta - Split the supplied fasta file.

## SYNOPSIS

**gt splitfasta** \[option ...\] fastafile

## DESCRIPTION

- **-numfiles** \[*value*\]

  set the number of target files (default: 0)

- **-targetsize** \[*value*\]

  set the target file size in MB (default: 50)

- **-splitdesc** \[*string*\]

  put every fasta entry in a separate file named by its description in the given directory (default: undefined)

- **-width** \[*value*\]

  set output width for FASTA sequence printing (0 disables formatting) (default: 0)

- **-force** \[*yes\|no*\]

  force writing to output file (default: no)

- **-help**

  display help and exit

- **-version**

  display version information and exit

## REPORTING BUGS

Report bugs to https://github.com/genometools/genometools/issues.